Stapler base outer surface



FIG. 1 is a front and left side perspective view of a stapler base outer surface embodying the present invention.

FIG. 2 is a front and right side perspective view of a stapler base outer surface.

FIG. 3 is a rear and left side perspective view, of a stapler base outer surface.

FIG. 4 is a left side view of the stapler base outer surface.

FIG. 5 is a front view of the stapler base outer surface.

FIG. 6 is a top view of the stapler base outer surface; and,

FIG. 7 is a rear view of the stapler base outer surface.

The portions of the stapler shown in broken lines are for illustrative purposes only and form no part of the claimed design. The side view opposite FIG. 4 is a mirror image of FIG. 4 and is not shown. 

The ornamental design for a stapler base outer surface, as shown and described. 